55412446 has 16 divisors (see below), whose sum is σ = 87447600. Its totient is φ = 26295808.

The previous prime is 55412431. The next prime is 55412459. The reversal of 55412446 is 64421455.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4675 + ... + 11518.

It is an arithmetic number, because the mean of its divisors is an integer number (5465475).

Almost surely, 2^55412446 is an apocalyptic number.

55412446 is a deficient number, since it is larger than the sum of its proper divisors (32035154).

55412446 is a wasteful number, since it uses less digits than its factorization.

55412446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16283.

The product of its digits is 19200, while the sum is 31.

The square root of 55412446 is about 7443.9536538052. The cubic root of 55412446 is about 381.2434933585.

Subtracting 55412446 from its reverse (64421455), we obtain a palindrome (9009009).

The spelling of 55412446 in words is "fifty-five million, four hundred twelve thousand, four hundred forty-six".